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Mathematics/Real number system (ℕ, ℕ₀, ℤ, ℚ, ℚ′)/2 marksSaved automatically.

Which number sets does

\tfrac{1}{3}

belong to? Consider natural numbers (ℕ), whole numbers (ℕ

_{0}

), integers (ℤ), rational numbers (ℚ) and irrational numbers (ℚ′).

[2]

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